The REST API | Custom API Generator For Cross Platform And Import Export In WP plugin for WordPress is vulnerable to Privilege Escalation due to a missing capability check on the process_handler() function in versions 1.0.0 to 2.0.3. This makes it possible for unauthenticated attackers to POST an arbitrary import_api URL, import specially crafted JSON, and thereby create a new user with full Administrator privileges.
Conclusion & alert: CVE-2025-5288 is rated Moderate Risk (64.8/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.70%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-09 | 0.29% | 0.70% | +0.41% |
| 2 | 2026-02-27 | 0.17% | 0.29% | +0.12% |
| 3 | 2025-11-10 | — | 0.17% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| No affected products in dataset. | |||